godotengine/godot
1
0
Fork 0
mirror of https://github.com/godotengine/godot.git synced 2025-11-10 13:00:37 +00:00
Code Releases Wiki Activity

Change blend equation for canvasitems

Browse Source
This commit is contained in:
Daeil Kim
2019-01-06 00:56:54 +09:00
parent 021421e180
commit ecf520b70e
1 changed files with 21 additions and 5 deletions
Download Patch File Download Diff File Expand all files Collapse all files

26
drivers/gles2/rasterizer_canvas_gles2.cpp
View File

@@ -1299,28 +1299,44 @@ void RasterizerCanvasGLES2::canvas_render_items(Item *p_item_list, int p_z, cons
if (storage->frame.current_rt && storage->frame.current_rt->flags[RasterizerStorage::RENDER_TARGET_TRANSPARENT]) { if (storage->frame.current_rt && storage->frame.current_rt->flags[RasterizerStorage::RENDER_TARGET_TRANSPARENT]) {
glBlendFuncSeparate(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA, GL_ONE, GL_ONE_MINUS_SRC_ALPHA); glBlendFuncSeparate(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA, GL_ONE, GL_ONE_MINUS_SRC_ALPHA);
} else { } else {
glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA); glBlendFuncSeparate(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA, GL_ZERO, GL_ONE);
} }
} break; } break;
case RasterizerStorageGLES2::Shader::CanvasItem::BLEND_MODE_ADD: { case RasterizerStorageGLES2::Shader::CanvasItem::BLEND_MODE_ADD: {
glBlendEquation(GL_FUNC_ADD); glBlendEquation(GL_FUNC_ADD);
glBlendFunc(GL_SRC_ALPHA, GL_ONE); if (storage->frame.current_rt && storage->frame.current_rt->flags[RasterizerStorage::RENDER_TARGET_TRANSPARENT]) {
glBlendFuncSeparate(GL_SRC_ALPHA, GL_ONE, GL_SRC_ALPHA, GL_ONE);
} else {
glBlendFuncSeparate(GL_SRC_ALPHA, GL_ONE, GL_ZERO, GL_ONE);
}
} break; } break;
case RasterizerStorageGLES2::Shader::CanvasItem::BLEND_MODE_SUB: { case RasterizerStorageGLES2::Shader::CanvasItem::BLEND_MODE_SUB: {
glBlendEquation(GL_FUNC_REVERSE_SUBTRACT); glBlendEquation(GL_FUNC_REVERSE_SUBTRACT);
glBlendFunc(GL_SRC_ALPHA, GL_ONE); if (storage->frame.current_rt && storage->frame.current_rt->flags[RasterizerStorage::RENDER_TARGET_TRANSPARENT]) {
glBlendFuncSeparate(GL_SRC_ALPHA, GL_ONE, GL_SRC_ALPHA, GL_ONE);
} else {
glBlendFuncSeparate(GL_SRC_ALPHA, GL_ONE, GL_ZERO, GL_ONE);
}
} break; } break;
case RasterizerStorageGLES2::Shader::CanvasItem::BLEND_MODE_MUL: { case RasterizerStorageGLES2::Shader::CanvasItem::BLEND_MODE_MUL: {
glBlendEquation(GL_FUNC_ADD); glBlendEquation(GL_FUNC_ADD);
glBlendFunc(GL_DST_COLOR, GL_ZERO); if (storage->frame.current_rt && storage->frame.current_rt->flags[RasterizerStorage::RENDER_TARGET_TRANSPARENT]) {
glBlendFuncSeparate(GL_DST_COLOR, GL_ZERO, GL_DST_ALPHA, GL_ZERO);
} else {
glBlendFuncSeparate(GL_DST_COLOR, GL_ZERO, GL_ZERO, GL_ONE);
}
} break; } break;
case RasterizerStorageGLES2::Shader::CanvasItem::BLEND_MODE_PMALPHA: { case RasterizerStorageGLES2::Shader::CanvasItem::BLEND_MODE_PMALPHA: {
glBlendEquation(GL_FUNC_ADD); glBlendEquation(GL_FUNC_ADD);
glBlendFunc(GL_ONE, GL_ONE_MINUS_SRC_ALPHA); if (storage->frame.current_rt && storage->frame.current_rt->flags[RasterizerStorage::RENDER_TARGET_TRANSPARENT]) {
glBlendFuncSeparate(GL_ONE, GL_ONE_MINUS_SRC_ALPHA, GL_ONE, GL_ONE_MINUS_SRC_ALPHA);
} else {
glBlendFuncSeparate(GL_ONE, GL_ONE_MINUS_SRC_ALPHA, GL_ZERO, GL_ONE);
}
} break; } break;
} }
} }